[User]: Reorganise the auth module. [Assistant]: Moving + editing + adding a test. [User]: Run the suite and report results. ## Files touched R=read, W=write, E=edit, M=move/rename, D=delete ```text R README.md RE src/auth/middleware.ts W src/auth/middleware.test.ts M docs/old.md D scripts/deprecated.sh RWEMD everything.txt ```